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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

5.0
  •  
(6)
Patient comments (1)

The overall average patient rating of Dr. Joel Mason is Excellent. Dr. Mason has been reviewed by 6 patients who have provided 1 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
  •  
Promptness 4.0
  •  
Courteous Staff 4.3
  •  
Accurate Diagnosis 5.0
  •  
Bedside Manner 5.0
  •  
Spends Time with Me 5.0
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Follows Up After Visit 5.0
  •  

Specialties & Research

Dr. Joel Mason, MD is board certified in Gastroenterology.

  • He has special expertise in 10 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Cancer
  • Colon Cancer
  • Colorectal Cancer
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Nutrition Disorders
  • Nutritional Support
  • Ulcerative Colitis

Education & Awards

Dr. Mason graduated from University of Chicago. He has 8 awards.

Awards  
One of America's Leading Experts on:
Colon Cancer (Colonic Neoplasm)
Colorectal Cancer (Colorectal Neoplasm)
Nutrition Disorders
2012, "Top Doctor," Boston Magazine
2012, "Top Doctor" and in top 1% in the nation in his specialty, U.S. News & World Report
Castle Connolly America's Top Doctors® (2006 - 2008, 2010 - 2015)
Castle Connolly America's Top Doctors® for Cancer (2005 - 2007, 2009 - 2012, 2014 - 2015)
Compassionate Doctor Recognition (2014)

Affiliations

Dr. Mason has 5 hospital affiliations:

  • Massachusetts General Hospital 
  • Beth Israel Deaconess Medical Center 

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Additional Information
Dr. Joel Bernard Mason MD is a male Internist, has 30 years of experience and practices in Gastroenterology.
Where does Dr. Joel B. Mason practice?
Dr. Joel Mason has 2 office locations.
Dr. Joel Mason practices Gastroenterology near Boston, MA.
See Boston Gastroenterologists.